How to use the nightwatch-api.client.waitForElementVisible function in nightwatch-api

Then(/^I see the Seedpicker page$/, async function () {
    await browser
        .waitForElementVisible('body', 1000)
        .getTitle(function (phrase) {
            expect(phrase).to.startWith("SeedPicker:")
        })
});
Given(/^I enter the words "([^"]*)"$/, async words => {

When(/^I click the QR-code button$/, async () => {
    await browser
        .waitForElementVisible("#qr_code_button", 1000)
        .click('#qr_code_button')
});
Then(/^I should see the QR-code$/, async () => {